def test_basic():
nodes = ['node01', 'node02', 'node03', 'node04']
hashring = HashRing(nodes)
keys = ['key-%s' % i for i in range(1000)]
keys_nodes = [hashring.get_node(k) for k in keys]
for node in nodes:
assert node in keys_nodes
def test_basic():
nodes = ["node01", "node02", "node03", "node04"]
hashring = HashRing(nodes)
keys = [u"key-%s" % i for i in range(500)]
keys_nodes = [hashring.get_node(k) for k in keys]
for node in nodes:
assert node in keys_nodes
keys = ["key-%s" % i for i in range(500, 1000)]
keys_nodes = [hashring.get_node(k) for k in keys]
for node in nodes:
assert node in keys_nodes
class RedisConsistentHashRouter(BaseRedisRouter):
"""Use ketama for hash partitioning."""
def __init__(self, hosts):
BaseRedisRouter.__init__(self, hosts)
self._hashring = HashRing(hosts.values())
def get_host_for_key(self, key):
node = self._hashring.get_node(key)
if node is None:
raise RuntimeError('Can not find a host using consistent hash')
return node.host_name
class RedisConsistentHashRouter(BaseRedisRouter):
"""Use ketama for hash partitioning."""
def __init__(self, hosts):
BaseRedisRouter.__init__(self, hosts)
self._hashring = HashRing(hosts.values())
def get_host_for_key(self, key):
node = self._hashring.get_node(key)
if node is None:
raise RuntimeError('Can not find a host using consistent hash')
return node.host_name
def __init__(self, hosts):
BaseRedisRouter.__init__(self, hosts)
self._hashring = HashRing(hosts.values())
def __init__(self, hosts):
BaseRedisRouter.__init__(self, hosts)
self._hashring = HashRing(hosts.values())